112838881 has 2 divisors, whose sum is σ = 112838882. Its totient is φ = 112838880.

The previous prime is 112838879. The next prime is 112838899. The reversal of 112838881 is 188838211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110250000 + 2588881 = 10500^2 + 1609^2 .

It is a cyclic number.

It is not a de Polignac number, because 112838881 - 2¹ = 112838879 is a prime.

It is a super-2 number, since 2×112838881² = 25465226130664322, which contains 22 as substring.

Together with 112838879, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (112838821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56419440 + 56419441.

It is an arithmetic number, because the mean of its divisors is an integer number (56419441).

Almost surely, 2^112838881 is an apocalyptic number.

It is an amenable number.

112838881 is a deficient number, since it is larger than the sum of its proper divisors (1).

112838881 is an equidigital number, since it uses as much as digits as its factorization.

112838881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24576, while the sum is 40.

The square root of 112838881 is about 10622.5647091463. The cubic root of 112838881 is about 483.2289264243.

It can be divided in two parts, 11283 and 8881, that added together give a square (20164 = 142²).

The spelling of 112838881 in words is "one hundred twelve million, eight hundred thirty-eight thousand, eight hundred eighty-one".